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The World's Columbian Exposition--Triumphal Arch and Peristyle

The Latest Armor Trial at Indian Head

The Purification of Water in Wells and Cisterns

Notes from the Worlds Columbian Exposition Chicago 1893

A Balanced Steam Engine Valve

A Convenient Saw Setting Device

Evolution of the Safety Lamp as Shown at the Fair

The Griffin Roller Mill at the Fair

Creamery and Dairy Apparatus at the Fair

Meeting of the American Association at Madison

The Quaker City Grinding Hill at the Exposition

The World's Columbian Exposition--The North Canal and Bridge

The World's Columbian Exposition--A View from the Ferris Wheel

Position of the Planets in September

The Worlds Columbian Exposition--Interior of Woman's Building

To Inventors


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